Update links in readme (#1050)

Updated not existing links to openmaptiles.com.

README.md

@@ -1,6 +1,6 @@
 ## OpenMapTiles [![Build Status](https://github.com/openmaptiles/openmaptiles/workflows/OMT_CI/badge.svg?branch=master)](https://github.com/openmaptiles/openmaptiles/actions)
 
-OpenMapTiles is an extensible and open tile schema based on the OpenStreetMap. This project is used to generate vector tiles for online zoomable maps. OpenMapTiles is about creating a beautiful basemaps with general layers containing topographic information. More information [openmaptiles.org](https://openmaptiles.org/) and [openmaptiles.com](https://openmaptiles.com/).
+OpenMapTiles is an extensible and open tile schema based on the OpenStreetMap. This project is used to generate vector tiles for online zoomable maps. OpenMapTiles is about creating a beautiful basemaps with general layers containing topographic information. More information [openmaptiles.org](https://openmaptiles.org/) and [maptiler.com/data/](https://www.maptiler.com/data/).
 
 We encourage you to collaborate, reuse and adapt existing layers, or add your own layers. You may use our approach for your own vector tile project. Feel free to fork the repo and experiment. The repository is built on top of the [openmaptiles/openmaptiles-tools](https://github.com/openmaptiles/openmaptiles-tools) to simplify vector tile creation.
 
@@ -8,7 +8,7 @@ Please keep in mind that OpenMapTiles schema should display general topographic
 
 - :link: Schema https://openmaptiles.org/schema
 - :link: Docs https://openmaptiles.org/docs
-- :link: Production package: https://openmaptiles.com/production-package/
+- :link: Data for download: https://www.maptiler.com/data/
 - :link: Hosting https://www.maptiler.com/cloud/
 - :link: Create own layer https://github.com/openmaptiles/openmaptiles-skiing
 - :link: Discuss at the #openmaptiles channel at [OSM Slack](https://osmus-slack.herokuapp.com/)